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Finding the Fourth Proportional to 95,925.78, 143,765.53 and 45,930.96

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Solution

The fourth proportional to 95,925.78, 143,765.53 and 45,930.96 is: 68,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,925.78 : 143,765.53 = 45,930.96 : x
  2. Step 2: Convert to fraction form
    95,925.78/143,765.53 = 45,930.96/x
  3. Step 3: Cross multiply
    95,925.78x = 143,765.53 × 45,930.96
  4. Step 4: Simplify right side
    95,925.78x = 6,603,288,807.81
  5. Step 5: Solve for x
    x = 6,603,288,807.81/95,925.78
  6. Step 6: Final answer
    x = 68,837.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.